fix(deps): update octokit monorepo

Author: renovate[bot]

package.json

@@ -16,12 +16,12 @@
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.2",
     "@google-cloud/secret-manager": "^5.0.1",
-    "@octokit/auth-app": "^4.0.4",
-    "@octokit/core": "^4.0.4",
-    "@octokit/rest": "^19.0.3",
-    "@octokit/webhooks": "^10.0.8",
-    "@octokit/webhooks-methods": "^3.0.0",
-    "@octokit/webhooks-types": "^6.2.4",
+    "@octokit/auth-app": "^6.0.0",
+    "@octokit/core": "^5.0.0",
+    "@octokit/rest": "^20.0.0",
+    "@octokit/webhooks": "^12.0.0",
+    "@octokit/webhooks-methods": "^4.0.0",
+    "@octokit/webhooks-types": "^7.0.0",
     "axios": "^1.4.0",
     "axios-retry": "^4.0.0",
     "diff": "^5.1.0",